Home / 598,876.20-898,569.45-314,784.90

Finding the Fourth Proportional to 598,876.20, 898,569.45 and 314,784.90

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Solution

The fourth proportional to 598,876.20, 898,569.45 and 314,784.90 is: 472,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,876.20 : 898,569.45 = 314,784.90 : x
  2. Step 2: Convert to fraction form
    598,876.20/898,569.45 = 314,784.90/x
  3. Step 3: Cross multiply
    598,876.20x = 898,569.45 × 314,784.90
  4. Step 4: Simplify right side
    598,876.20x = 282,856,094,461.31
  5. Step 5: Solve for x
    x = 282,856,094,461.31/598,876.20
  6. Step 6: Final answer
    x = 472,311.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.